Difficulty Level: Hard
Stats: 556 / 1,406 ( 39.54% ) got this right

The average weight of 8 people in an elevator increases by 2.5 kg when one person gets off weighing 65 kg at floor 8 and a new person gets in. What is the weight of the new person?

  • 76 kg
  • 80 kg
  • 82 kg
  • 85 kg
  • 90 kg

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